Certified Tester Foundation Level – Agile Tester (CTFL-AT) is an ISTQB certification extension for testers with foundational testing knowledge. It covers the core principles and testing methods of agile software development, the role and collaboration of testers within agile teams, as well as agile testing practices and tool usage. The certification is designed to help testers adapt to the collaborative team approach and continuous delivery pace of agile projects. AAAdemy provides syllabus-aligned knowledge explanations, study plans, learning strategies, exam tips, and online practice questions to help you prepare systematically and integrate effectively into agile environments.